LCRA Logo   Colorado River Watch Network (CRWN) Water Quality Data

  • Site 15
  • Pedernales River at 281
  • Hydromet Rainfall
  • Hydromet Flow
  • Graph Data
  • Images
    • Download
    Date Time Air Temp (C) Water Temp (C) Flow pH Nitrates-N (mg/L) DO Avg (mg/L) DO % Sat Cond (µS/cm) Days Since Rain Field Rain Gauge (in.) Secchi (M) Transparency (M) E.coli (cfu's)
    10/15/2005 12:07 25 23 Normal 8.5 < 1 8.65 100.34 660 5
    08/27/2005 14:41 34.5 32 Normal 8.6 < 1 7.05 94.47 620 17 0
    07/31/2005 15:05 31.5 30.5 Normal 8.4 < 1 7.6 99.56 610 3 1.33
    07/01/2005 20:30 33 31.5 Normal 8.4 < 1 6.9 91.77 620 30 0
    05/28/2005 14:00 27.5 27 Normal 8.4 < 1 7.15 88.66 560 0 0.79
    05/08/2005 11:15 18 19.5 Normal 8.2 < 1 7.7 83.93 580 0 1.28
    04/02/2005 15:19 22 19 Normal 8.4 < 1 10.4 112.32 570 14 0
    03/19/2005 15:10 23 18.5 Normal 8.4 < 1 9.85 105.4 580 13 0
    02/26/2005 10:24 7.5 12 Normal 8.3 < 1 8.9 83.66 590 0 0.63
    01/19/2005 15:45 21 12 Normal 8.4 < 1 10.4 97.76 650 15 0
    12/05/2004 13:49 18.5 14.5 Normal 8.2 < 1 9.3 92.07 590 13 0.11
    10/03/2004 15:00 29 26 Normal 8.4 < 1 6.75 82.35 500 1 3.28
    08/29/2004 11:20 26 27 Normal 8.2 < 1 5.1 63.24 460 0 0.24
    07/24/2004 14:10 33 29.5 Normal 8.4 < 1 6.2 79.98 550 1 0.14
    07/10/2004 20:15 27 30 Normal 8.4 < 1 6.35 82.55 510 11 0
    05/23/2004 15:40 28.5 25 Normal 8.3 < 1 6.9 82.8 560 9 0
    05/01/2004 15:37 16 19 Normal 8.4 < 1 8.55 92.34 500 0 1.03
    03/21/2004 14:40 20 20.5 Normal 8.4 < 1 7.95 88.25 570 5 0.01
    02/15/2004 14:55 14 10 Normal 8 < 1 10.45 94.05 590 1 1
    06/20/2002 09:25 28 28 Normal 8.6 5.6 70.56 690 5 1.5
    09/26/2001 09:35 15 23 Normal 8.3 < 1 7.1 80.9 520 4 0 1
    05/08/2001 01:10 24 21 Normal 8.3 1 11.7 128.7 0.15
    04/19/2001 23 21 Normal 7.8 < 1 11.2 123.2 0
    02/02/2001 19 16 Normal 8.1 1 6 1.5
    11/10/2000 01:10 20 14 Normal 7.2 1 10.8 103.7 460 63 0.2
    10/31/2000 01:15 25 23 Low 7.7 < 1 7.2 82.1 660 0 0.01
    09/12/2000 13:20 22 27 Low 6.8 < 1 6.8 83 790 0 1.5
    09/08/2000 28 30 Low 7.3 < 1 5.8 74.2 830 0
    04/27/2000 12:35 23 26 Low 9.1 < 1 8 96 0
    04/17/2000 13:00 25 20 Low 7.9 < 1 9 97.2 9 0
    03/14/2000 13:30 22 19 Low 8.2 < 1 9 95.4 48
    12/14/1999 11:00 14 16 Normal 9.1 < 1 9.3 93.3 6 0.5
    12/02/1999 11:00 14 18 Normal 9 < 1 9 93.6 6 0.03
    11/16/1999 11:00 19 20 Low 9.2 < 1 10 108 13 0
    10/25/1999 12:30 28 28 Normal 9.1 < 1 10 124 7 0
    10/12/1999 12:50 24 23 Low 9.3 < 1 8 91.2 4 0.1
    09/24/1999 12:35 25 23 9.2 < 1 14 159.6 0
    04/22/1999 11:00 25 25 Normal < 1 7.8 92 0
    04/09/1999 11:00 23 25 Normal 9 < 1 9 106.2 0
    01/18/1999 11:00 17 11 Normal 8.5 < 1 14.1 126.9 15 0
    01/08/1999 11:30 17 14 Normal 8.3 < 1 9.1 87.4 5 0.02
    01/07/1999 10:20 17 11.5 Normal 8.2 < 1 10 91 0 1
    12/08/1998 11:00 21 18 Normal 8.2 < 1 9.2 95.7 .3
    11/24/1998 09:15 17 15 High 8.4 1 9.7 95.1 14 0.1
    11/19/1998 11:03 23.5 20 High 8.3 < 1 9 97.2 0
    11/11/1998 11:00 19 15 Normal 8.7 < 1 9.7 95.4 1 0.1
    10/28/1998 11:30 23 21.5 Normal 7.6 < 1 7.2 79.9 1 0.1
    10/14/1998 11:05 27 23 Normal 7.8 < 1 8 91.2 7 3
    10/01/1998 11:30 30 30 Normal 7.8 1 14 179.2 16 0.3
    09/17/1998 11:30 25 26 Normal 7.9 1 13 156 2 0.3
    09/10/1998 11:30 24 26 Normal 7.8 1 13 156 0.7
    09/10/1998 11:30 24 26 Normal 7.8 1 13 156 1 0.7
    04/15/1998 14:30 21 20 Normal 8.1 < 1 10 108 72 0.3
    03/26/1998 14:30 20 15 Normal 7.7 1 2 0.3
    03/10/1998 14:30 19 14 Normal 7.9 1 16 156.8 2 1
    02/24/1998 14:30 19 13 Normal 7.8 1 17 159.8 2 0.4
    02/12/1998 14:30 19 13 Normal 7.8 1 17.5 168 3 1
    01/27/1998 14:30 18 12 Normal 7.8 1 12 110.4 2 0.3
    01/14/1998 14:30 18 11 Normal 7.9 1 1 0.3
    12/19/1997 13:00 10 9 7.6 < 1 3
    12/09/1997 14:30 10 11 8.3 < 2 7 0
    11/25/1997 14:30 10 11 8.2 < 2 11.2 100 2 0.6
    10/29/1997 14:35 30 26 7.4 1 14 170.8
    10/15/1997 14:30 28 22 7.9 1 9 102.6 5 0
    10/08/1997 14:45 27.6 22.8 7.2 < 1 8 92.48
    10/03/1997 08:30 23 23 6.9 1 9 104.4
    09/18/1997 14:30 35 27 7.4 1 8 99.2 19 0
    09/16/1997 08:20 28 30 7.4 1 9 117 17 0
    03/05/1997 13:40 18 18 8.9 1 4 42.4 1 0.25
    02/28/1997 13:30 23 15 7.8 1 10 100 2 1.5
    02/17/1997 15:00 21 13 Normal 1 10 94 3 0.5
    02/03/1997 13:30 17 18 8.6 2 8 100 19 0
    01/22/1997 14:00 22 16 8.2 1.5 6 80
    12/19/1996 14:30 25 20 8.4 9 100
    12/13/1996 13:30 25 19 8.4 < 1 9 100
    11/26/1996 14:30 16 19 8.3 < 1 9.1 100
    11/26/1996 14:30 16 19 8.3 < 1 9.1 100
    11/14/1996 14:30 23 20 8.6 2 2 6 0
    11/08/1996 14:30 18 16 8.1 < 1 9 100 1 1
    10/25/1996 14:20 28 21 8.3 < 1 10 100 0 0.01
    10/17/1996 14:30 31.5 25.2 8.6 < 1 8 100
    10/09/1996 14:30 30.4 27.6 8.1 < 1 8 100
    10/01/1996 14:00 18.4 24.4 8.2 < 0.5 6.8 80 8 0
    09/25/1996 14:00 27.2 28.5 8.1 < 0.5 3 40 2 0.5
    09/19/1996 14:00 16.5 24.7 7.9 < 0.5 8 95 12 0
    04/04/1996 14:10 26 20 8.2 1 9.5
    02/14/1996 13:40 31 16 Normal < 1 8.5 42 0
    01/24/1996 11:15 15 13 Normal 8.2 1 9 21 0
    01/12/1996 11:00 23 18 Normal 8.1 1 9.5 35 0 -2.5
    12/07/1995 11:25 13 20 8.2 < 1 8.5 1 0.01
    11/27/1995 11:15 25 19 8.1 < 1 9.5 24 0
    11/16/1995 14:00 25 19 Normal 8.1 < 1 9 6 0
    11/10/1995 11:00 24 19 Normal 7.8 0.25 10 6 0
    11/10/1995 13:35 27 20 Normal 8 < 1 9 100 6 0
    10/26/1995 11:15 26 20 Normal 7.9 0.25 8 33 0
    10/26/1995 13:20 31 23 Normal 7.9 0.25 9 33 0
    10/16/1995 13:20 21 28 Normal 8.3 0.25 8 23 0
    10/06/1995 11:15 21 21 Normal 8.3 0.25 9 13 0
    09/26/1995 13:20 26 26 Normal 7.8 0.25 9.1 3 1.5
    09/15/1995 11:15 30 26 Normal 7.7 0.25 8.6 6 0
    09/12/1995 13:35 34 25 Normal 7.6 0.25 8.5 3 0.5
    An unhandled error has occurred. Reload 🗙